Cookie policy
Last updated: 21 October 2026
What is a cookie?
A small file that the website saves on your device to remember information.
What do we use?
| Type | Purpose | Name | Duration |
|---|---|---|---|
| Technical (necessary) | Remember your choice about cookies | hyh_cookie_consent (your browser's local storage, not a cookie) | Until you change your decision or clear your browser data |
| Analytics (Google Analytics 4) | Know how many people visit the website and which pages they view, in aggregate | _ga | 12 months from your last visit |
| Analytics (Google Analytics 4) | Keep the state of the visit session | _ga_ followed by the identifier of our Google Analytics property | 12 months from your last visit |
Analytics cookies only run if you accept them. If you reject them, we do not measure your visit.
How to change your decision
You can accept or reject analytics cookies from the notice that appears when you enter the website, and change your decision at any time with the "Cookie settings" button in the footer. You can also delete them from your browser settings.
For more information about how we handle your data, see our Privacy policy.